Ethers v6 migration in hardhat

packages/hardhat/deploy/00_deploy_your_contract.ts

@@ -1,5 +1,6 @@
 import { HardhatRuntimeEnvironment } from "hardhat/types";
 import { DeployFunction } from "hardhat-deploy/types";
+import { Contract } from "ethers";
 
 /**
  * Deploys a contract named "YourContract" using the deployer account and
@@ -31,8 +32,9 @@ const deployYourContract: DeployFunction = async function (hre: HardhatRuntimeEn
     autoMine: true,
   });
 
-  // Get the deployed contract
-  // const yourContract = await hre.ethers.getContract("YourContract", deployer);
+  // Get the deployed contract to interact with it after deploying.
+  const yourContract = await hre.ethers.getContract<Contract>("YourContract", deployer);
+  console.log("👋 Initial greeting:", await yourContract.greeting());
 };
 
 export default deployYourContract;

packages/hardhat/package.json

@@ -33,7 +33,7 @@
     "eslint": "^8.26.0",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-prettier": "^4.2.1",
-    "ethers": "^5.7.1",
+    "ethers": "^6.10.0",
     "hardhat": "^2.19.4",
     "hardhat-deploy": "^0.11.45",
     "hardhat-deploy-ethers": "^0.4.1",

packages/hardhat/scripts/listAccount.ts

@@ -24,10 +24,11 @@ async function main() {
     try {
       const network = availableNetworks[networkName];
       if (!("url" in network)) continue;
-      const provider = new ethers.providers.JsonRpcProvider(network.url);
+      const provider = new ethers.JsonRpcProvider(network.url);
+      await provider._detectNetwork();
       const balance = await provider.getBalance(address);
       console.log("--", networkName, "-- 📡");
-      console.log("   balance:", +ethers.utils.formatEther(balance));
+      console.log("   balance:", +ethers.formatEther(balance));
       console.log("   nonce:", +(await provider.getTransactionCount(address)));
     } catch (e) {
       console.log("Can't connect to network", networkName);

packages/hardhat/test/YourContract.ts

@@ -10,7 +10,7 @@ describe("YourContract", function () {
     const [owner] = await ethers.getSigners();
     const yourContractFactory = await ethers.getContractFactory("YourContract");
     yourContract = (await yourContractFactory.deploy(owner.address)) as YourContract;
-    await yourContract.deployed();
+    await yourContract.waitForDeployment();
   });
 
   describe("Deployment", function () {

yarn.lock

@@ -1841,7 +1841,7 @@ __metadata:
     eslint: ^8.26.0
     eslint-config-prettier: ^8.5.0
     eslint-plugin-prettier: ^4.2.1
-    ethers: ^5.7.1
+    ethers: ^6.10.0
     hardhat: ^2.19.4
     hardhat-deploy: ^0.11.45
     hardhat-deploy-ethers: ^0.4.1
@@ -2535,6 +2535,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/node@npm:18.15.13":
+  version: 18.15.13
+  resolution: "@types/node@npm:18.15.13"
+  checksum: 79cc5a2b5f98e8973061a4260a781425efd39161a0e117a69cd089603964816c1a14025e1387b4590c8e82d05133b7b4154fa53a7dffb3877890a66145e76515
+  languageName: node
+  linkType: hard
+
 "@types/node@npm:^10.0.3":
   version: 10.17.60
   resolution: "@types/node@npm:10.17.60"
@@ -3837,6 +3844,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"aes-js@npm:4.0.0-beta.5":
+  version: 4.0.0-beta.5
+  resolution: "aes-js@npm:4.0.0-beta.5"
+  checksum: cc2ea969d77df939c32057f7e361b6530aa6cb93cb10617a17a45cd164e6d761002f031ff6330af3e67e58b1f0a3a8fd0b63a720afd591a653b02f649470e15b
+  languageName: node
+  linkType: hard
+
 "aes-js@npm:^3.1.2":
   version: 3.1.2
   resolution: "aes-js@npm:3.1.2"
@@ -6915,6 +6929,21 @@ __metadata:
   languageName: node
   linkType: hard
 
+"ethers@npm:^6.10.0":
+  version: 6.10.0
+  resolution: "ethers@npm:6.10.0"
+  dependencies:
+    "@adraffy/ens-normalize": 1.10.0
+    "@noble/curves": 1.2.0
+    "@noble/hashes": 1.3.2
+    "@types/node": 18.15.13
+    aes-js: 4.0.0-beta.5
+    tslib: 2.4.0
+    ws: 8.5.0
+  checksum: 6f0a834b9b9bb31eceda9ac0a841b1061d5e2eefb5d0b042013db1c5abf48fa993ec0a602ae4c64d9e259d495fc01c100cf61f17e928e09eb43f0c7860f2a317
+  languageName: node
+  linkType: hard
+
 "ethjs-unit@npm:0.1.6":
   version: 0.1.6
   resolution: "ethjs-unit@npm:0.1.6"
@@ -13469,6 +13498,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"tslib@npm:2.4.0":
+  version: 2.4.0
+  resolution: "tslib@npm:2.4.0"
+  checksum: 8c4aa6a3c5a754bf76aefc38026134180c053b7bd2f81338cb5e5ebf96fefa0f417bff221592bf801077f5bf990562f6264fecbc42cd3309b33872cb6fc3b113
+  languageName: node
+  linkType: hard
+
 "tslib@npm:^2.0.0, tslib@npm:^2.1.0, tslib@npm:^2.3.1, tslib@npm:^2.4.0":
   version: 2.6.2
   resolution: "tslib@npm:2.6.2"
@@ -14481,6 +14517,21 @@ __metadata:
   languageName: node
   linkType: hard
 
+"ws@npm:8.5.0":
+  version: 8.5.0
+  resolution: "ws@npm:8.5.0"
+  peerDependencies:
+    bufferutil: ^4.0.1
+    utf-8-validate: ^5.0.2
+  peerDependenciesMeta:
+    bufferutil:
+      optional: true
+    utf-8-validate:
+      optional: true
+  checksum: 76f2f90e40344bf18fd544194e7067812fb1372b2a37865678d8f12afe4b478ff2ebc0c7c0aff82cd5e6b66fc43d889eec0f1865c2365d8f7a66d92da7744a77
+  languageName: node
+  linkType: hard
+
 "ws@npm:^7.4.5, ws@npm:^7.4.6, ws@npm:^7.5.1":
   version: 7.5.9
   resolution: "ws@npm:7.5.9"